<!DOCTYPE html>
<html>
<head>
    <title>我的简易网页</title>
    <link rel="stylesheet" type="text/css" href="style.css">
</head>
<body>
    <h1>欢迎来到我的网页</h1>
    <p id="paragraph">这是一个段落。</p>
    <button id="changeButton">点击改变段落颜色</button>
    
    <script src="script.js"></script>
</body>

</html>